Overview The AQUATOP Aquarium Air Check Valve is designed to prevent backflow in your aquarium setup, ensuring consistent and efficient performance of your sponge filters. Specifically engineered for use with CAF-60 and CAF-180 sponge filters, this check valve maintains unidirectional airflow and helps safeguard your aquatic environment against unwanted water recirculation. Key Features Prevents Backflow: Ensures that air flows in one direction, preventing water from flowing back into the air pump system. Compatibility: Specifically designed to work with AQUATOP CAF-60 and CAF-180 sponge filters for optimal performance. Easy Installation: Simple, user-friendly design allows for quick and hassle-free setup. Enhanced Filtration: Maintains steady air circulation, which supports the efficient operation of your sponge filters. Durable Construction: Made from high-quality materials that ensure longevity and reliable performance in aquatic environments. Product Specifications Model: Aquarium Air Check Valve Application: Prevents backflow in aquarium air systems, compatible with CAF-60 and CAF-180 sponge filters Installation: Simple connection with standard airline tubing Construction: Durable materials built for continuous use in aquatic setups Function: Maintains unidirectional airflow to support efficient filter operation